Channel flow
Updated May 10, 2026
Channel flow tag for the server GTM stores the source/medium of all user's interactions with the site into cookies.
Cookie names Channel Flow tag uses:
- Channel_flow - records the source/medium flow of all user interactions with the site
- Channel_flow_first - records the first source/medium
- Channel_flow_last - records the last source/medium
URL Source. Select variable that container URL. By default, it uses page_location.
Referrer Source. Select variable that contains Referrer URL. By default, it uses page_refferer.
Search Engines Regular Expression. Use this field to modify regular expressions that identify organic traffic.
Cookie lifetime. Set cookie lifetime in seconds.
Use Cases:
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